The end of Masechet Peah - What is the definition of someone who is "poor?" Also, consequences for someone pretending to be poor when they are not. 

More on the extent to which we believe poor, unlearned people regarding tithing obligation. Also, general obligations of maaser ani - the tithe for poor people. Finally, some general approaches to giving tzedakah. 

Do we believe people when they said they have collected peah?

What happens to gifts to the poor if someone consecrates their field to the beit hamikdash? Also, at what point in time do we say that the poor have had their chance to collect produce and it becomes "fair game" for anyone?

Introduction to Olelot

A well hidden olive tree cannot be considered "forgotten." Also, an introduction to the laws of Peret. 

What happens if someone harvests at night time and they forget some produce? What happens if a blind person forgets some produce? Also, what makes olive trees special?

More on the definition of what constitutes "forgotten" produce

More details on what is considered "forgotten" and what is not. 

More on what is considered "forgotten" and what is not.